Miami Marlins vs. Pittsburgh Pirates

Platform comparison

Active sub-markets

Market context

The Miami Marlins face the Pittsburgh Pirates on 14 June at 12:15 PM ET in a regular-season matchup. The current crowd-implied probability of 100% for a Marlins victory represents an extreme consensus that warrants scrutiny against conventional sportsbook pricing and recent form. Major betting operators typically price such matchups with meaningful juice on both sides; a complete absence of Pirates backing suggests either exceptional circumstantial factors or potential mispricing within this prediction market relative to traditional sports betting venues.

Historical precedent indicates that prediction markets occasionally diverge sharply from sportsbook consensus, particularly in lower-profile MLB games where casual traders may anchor on team reputation rather than matchup-specific variables. The Marlins' 2024 season trajectory and current roster composition relative to Pittsburgh's pitching depth would normally generate competitive odds rather than a one-sided outcome. Recent form, injury reports, and starting pitcher assignments typically compress odds toward 55–65% for the favoured side in regular-season baseball; the 100% reading here suggests either incomplete information distribution across the market or a structural imbalance in trader participation.

Key variables affecting settlement include starting pitcher announcements, which MLB teams typically confirm 24–48 hours before game time, and any late roster moves or injury developments. Weather conditions at PNC Park—temperature and wind direction—materially influence scoring outcomes in June. Traders should monitor official MLB injury reports and team announcements through 13 June, as bullpen availability and position-player health frequently shift pre-game odds at traditional sportsbooks. The settlement window extending to 21 June accommodates potential postponements, though June weather delays in Pittsburgh remain statistically uncommon.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Best Prediction Markets, which mirrors the Polymarket order book directly.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On Best Prediction Markets, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on Best Prediction Markets?

Zero. Best Prediction Markets routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.